Cell regulation is conducted by special

carbohydrates

lipids

proteins

nucleic acids

The correct answer for the fill in the blank is- Proteins.

Regulation of cell is conducted by special proteins. Proteins are complex molecules that play significant role in the body as they are required for functions, structure, as well as regulation of cell.

These special proteins act like enzymes which help in driving various metabolic reactions ( like digestion of carbohydrates, proteins, and fats).

humans can cause extinction of a species through overharvesting, pollution, habitat destruction, introduction of invasive species (such as new predators and food competitors), overhunting, and other influences. explosive, unsustainable human population growth is an essential cause of the extinction crisis.

explanation:

i didn't have the answer choices , but i tried my best.

the dna of humans and mice is almost 92% similar. this similarity indicates that . mice have a tail, while humans have a tailbone. the tailbone is a structure in humans.yes it's true.